Study of the Epidemiology of Open Angle Glaucoma and Comparison of Central Corneal Thickness in Open Angle Glaucoma with Optical Coherence Tomography (OCT) and Ultrasonic Biomicroscopy (UBM) Journal title: BJKines-National Journal of Basic & Applied Science Authors: R. Bhatt, K. Prajapati, C. Damor, D. Tandel, S. Vanaar Subject(s):